Fluor
n. [矿]氟石
✅ 同义词
🗣️ 情景例句
I didn't have that when Richard and Susan were born.
在Richard和Susan出生时我可没有人帮忙。
The doctor discovered that I'm a little overweight.
医生发现我有点超重。
the line that the pen was drawing wriggled from side to side.
笔所画出的线就会左右摆动。